IWGP Jr. Heavyweight Tag Team Championship with Ryusuke Taguchi:
- Defeated Shelley and Sabin on 7/5/09
and Vacated on 4/21/10
- Defeated Kanemoto and El Samurai on 7/19/10 and lost to Ibushi and Omega on 10/11/10

2007 Recap:
Devitt missed the first several months of 2007 with a leg injury, but made his return in May with CTU. He participated in the Best of the Super Jr. Tournament, but he did not score any points. On the Farewell to CTU show on August 26th, he teamed with the returning Goto but they fell to Iizuka and Yamamoto. After CTU disbanded Prince Devitt stayed with his friend Minoru and they joined RISE with Nakamura. As the year ended Devitt continued teaming with Minoru as he tried to further cement himself as a force in the Jr. Heavyweight division.

2008 Recap:
In 2008 Prince Devitt didn't waste any time in winning his first IWGP title, when on January 27th he teamed with Minoru to win the IWGP Jr. Heavyweight Tag Team Championship from TAKA Michinoku and Dick Togo. The celebration didn't last long however as they would lose the titles to AKIRA and Jushin Thunder Liger a month later. On June 1st, Devitt was injured in a match against Tiger Mask, putting him on the shelf for the summer. When he returned, he teamed back up with Minoru and on July 21st they defeated AKIRA and Liger to take back the IWGP Jr. Heavyweight Tag Team Championship. They would hold the titles longer this time, but not by much as on October 13th they would lose the titles to NO LIMIT. He did not participate in the G1 Tag League in the fall.

2009 Recap:
Devitt had another strong year in 2009 as he continued climbing up the ranks in New Japan. Teaming more with Taguchi, the team officially called Apollo55 had a great deal of success. On April 5th, the pair made their first challenge for the IWGP Jr. Heavyweight Tag Team Championship against the Motor City Machine Guns, but they would come up short. They got another chance on July 5th, however, and this time he and Taguchi won the championship,
Taguchi's second time winning the title. They would successfully defend the titles 3 times in 2009, including another win over the Motor City Machine Guns. In the G1 Tag League the team did exceptionally well for a Jr. Heavyweight team, reaching the finals before losing to Giant Bernard and Anderson. In singles action, Devitt participated in the Best of the Super Jr. Tournament and did very well, reaching the finals before losing to Kanemoto. In the Super J Cup in December, Devitt beat Atsushi Aoki, Danshoku Dino, and YAMATO but lost to Marufuji in the finals. With Devitt losing in the finals of two major tournaments, in 2010 Devitt will look to win his first in New Japan.

2010 Recap:
Devitt opened the year as the IWGP Jr. Heavyweight Tag Team Champion with Taguchi, and at the 1/4 Dome Show they defeated Ultimo Guerrero and Averno to defend their belts. After another successful defense over Dick Togo and Gedo, they would be forced to vacate the titles due to an injury to Devitt. Taguchi and Devitt teamed together in the tournament to crown new champions on May 8th, but fell in the finals to El Samurai and Koji Kanemoto. At the Best of the Super Jr. Tournament, Prince Devitt would win the tournament for the first time as he defeated Kota Ibushi. After years of aspiring to be the top Jr. in New Japan, Devitt finally won the IWGP Jr. Heavyweight Championship on June 19th, as he defeated Naomichi Marufuji to take home the championship. On July 19th, Taguchi and Devitt challenged for the IWGP Jr. Heavyweight Tag Team Championship, and this time they would defeat El Samurai and Kanemoto to take home the belts. They held the titles until October 10th, where they would be upset by Kota Ibushi and Kenny Omega. Taguchi and Devitt got an immediate rematch in November, but Ibushi and Omega would win again. Devitt's year ended with a successful defense of his IWGP Heavyweight Championship against Davey Richards on December 11th.